1108303288789 has 4 divisors (see below), whose sum is σ = 1119276588780. Its totient is φ = 1097329988800.

The previous prime is 1108303288711. The next prime is 1108303288793. The reversal of 1108303288789 is 9878823038011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 556799516100 + 551503772689 = 746190^2 + 742633^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1108303288789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1108303288289) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5486649844 + ... + 5486650045.

It is an arithmetic number, because the mean of its divisors is an integer number (279819147195).

Almost surely, 2^{1108303288789} is an apocalyptic number.

It is an amenable number.

1108303288789 is a deficient number, since it is larger than the sum of its proper divisors (10973299991).

1108303288789 is a wasteful number, since it uses less digits than its factorization.

1108303288789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10973299990.

The product of its (nonzero) digits is 4644864, while the sum is 58.

The spelling of 1108303288789 in words is "one trillion, one hundred eight billion, three hundred three million, two hundred eighty-eight thousand, seven hundred eighty-nine".